Domain Security Lead

Salary: £48,000 - 70,000 per year

Requirements:

• Several years of experience in information security, ideally in a BISO, security lead, security architect, GRC, or security consulting role.
• Preferably experience within fintech, banking, or another regulated industry.
• Strong grasp of risk management, threat modeling, secure design and engineering practices, and incident response.
• Working knowledge of relevant regulatory and compliance frameworks such as ISO 27001, DORA, NIS2, PCI DSS, and SOX.
• Experience supporting audits against regulatory and compliance frameworks.
• Comfortable operating across stakeholders from engineers and product managers to domain leadership and auditors.
• Ability to translate between business language and technical security detail.
• A pragmatic, enabling mindset focused on helping teams ship securely.
• Experience building security culture and communities such as security champions programs is a strong plus.
• A technical background in software engineering, cloud infrastructure, or security engineering is highly valued.

Responsibilities:

• Act as the Business Information Security Officer for a set of business domains.
• Serve as the primary point of contact for all security matters in assigned domains.
• Partner with Domain Leads and senior stakeholders to align business plans, roadmaps, and security practices.
• Own the security posture of assigned domains and communicate it clearly to senior management.
• Lead, perform, and support risk identification and assessments for new products, initiatives, and periodic reviews.
• Help engineering and product teams identify security requirements, data classifications, and dependencies early in the design process.
• Drive security improvement programs and manage security engineering metrics, follow-up, and remediation work.
• Establish and maintain domain security routines that fit team needs.
• Coordinate audit management and follow up on the resolution of findings.
• Support third-party vendor and outsourcing security and compliance matters.
• Review security incidents and vulnerabilities, and support retrospectives and root cause analyses.
• Lead the Security Champions community within your domains and encourage security training and competence development.
• Advocate for your domains needs in overall security planning and improvement initiatives.

Technologies:

• AI
• Architect
• Cloud
• Support
• Security
• Embedded

More:

We are Klarna, and this role sits within our Security Enablement team in our first line of defense, working closely with our second-line assurance functions. We operate across Stockholm, Milan, and London, and the position is full time. We offer a pivotal role with broad ownership and direct influence on how one of the worlds leading fintechs secures its products, alongside a diverse senior team of security specialists. This role spans security challenges across payments, banking, AI, fraud prevention, and large-scale engineering platforms, with a vision to enable secure, high-quality, and compliant solutions that everyone loves developing and customers love using.

last updated 34 week of 2026